U.S. Department of Agriculture (USDA) - Economic Research Service (ERS), U.S. Department of Agriculture (USDA) - Economic Research Service (ERS), U.S. Department of Agriculture (USDA) - Economic Research Service (ERS) and affiliation not provided to SSRN

U.S. Department of Agriculture (USDA) - Economic Research Service (ERS), U.S. Department of Agriculture (USDA) - Economic Research Service (ERS) and U.S. Department of Agriculture (USDA) - Food and Nutrition Service (FNS)